GROWATT 20KW OnGrid Solar Inverter
The Growatt MID 20KTL3-XH combines powerful performance, hybrid flexibility, and robust safety features, making it a top choice for homeowners and businesses looking to maximize solar energy while preparing for future battery storage integration.
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Growatt MID 20KTL3-XH
20kW | Three-Phase | Battery-Ready Hybrid Inverter | IP66 Rated
The Growatt MID 20KTL3-XH is a powerful three-phase hybrid inverter engineered for large-scale residential and small commercial solar systems. With support for up to 40kW PV input and a DC/AC ratio of 2.0, it ensures maximum system efficiency and flexibility. Delivering up to 98.8% conversion efficiency, this inverter is ideal for users who want both high performance and future-ready energy storage capability.
This model is fully battery-ready, supporting the Growatt APX HV Battery System (5–60kWh), and offers up to 30kW charge/discharge capacity depending on system configuration. With advanced protection features, robust IP66 design, and smart monitoring, it’s built for long-term reliability.
Key Features
High Power Output – 20,000W nominal AC power, up to 22,000VA max.
Future-Proof Hybrid Design – Compatible with Growatt APX HV Battery (600–980V).
Flexible Storage – Up to 30kW dual-port charge/discharge capability.
Smart Efficiency – Max. efficiency 98.8% for optimal energy yield.
Dual MPPT Trackers – Flexible PV array management for up to 40,000W DC input.
Advanced Safety – AFCI (optional), Type II SPD (AC/DC), residual current, and anti-islanding protection.
Smart Monitoring – 24/7 consumption monitoring via OLED + LED display, WiFi, App, RS485, USB, LAN, and optional GPRS.
Rugged & Reliable – IP66-rated enclosure, smart air cooling, and wide operating temperature range (–25°C to +60°C).
Ideal Applications
Large residential hybrid solar systems
Small commercial solar + storage projects
Battery-ready net-metering setups
Flexible PV layouts requiring high efficiency and monitoring
Technical Specifications
| Specification | Detail |
|---|---|
| Rated AC Output Power | 20,000 W (20 kW) |
| Maximum Efficiency | ~98.7–98.75 % |
| MPPT Trackers | 2 independent MPPTs |
| DC Input Voltage Range | ~160–200 V – 1,000–1,100 V |
| Max Recommended PV Power | ~25,000–30,000 W |
| AC Output Voltage | 400 V (three-phase) |
| Protection Degree (IP Rating) | IP65 (some models IP66) |
| Cooling Method | Smart Air / Natural Convection Cooling |
| Operating Temperature Range | ~ –25 °C to +60 °C |
| Dimensions | ~525 × 395 × 222 mm |
| Weight | ~23–45 kg (varies between models) |
| Warranty | ~5–10 years depending on vendor / model |
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